<template>
<a-page-header
    style="border: 1px solid rgb(235, 237, 240)"
    title="标题"
    sub-title="子标题"
    @back="handleBack"
  >
  <template #backIcon>
    <DoubleLeftOutlined />
  </template>
  <template #extra>
    自定义操作区
  </template>
  </a-page-header>
</template>
<script setup lang="ts">
import { DoubleLeftOutlined } from '@ant-design/icons-vue';
const handleBack = (e: Event) => {
  console.log(e)
}
</script>
<style lang="less" scoped>

</style>